Fait général: 23647 is a number for which we're missing a fact (submit one to numbersapi at google mail!).
Fait mathématique: 23647 is an unremarkable number.
Culture générale: 23647 is a boring number.
Date historique: September 27th is the day in 1908 that the first production of the Ford Model T automobile was built at the Piquette Plant in Detroit, Michigan.